.study{
    width: 600px;
    height: 800px;
    background-color: #342827;
    color: white;
    margin: auto;
}
.study>h1{
    font-size: 25px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
}
.e-mail{
    margin-left: 10px;
}
input[type="text"]{
    width: 570px;
}
/* 何种途径 */
.learn{
    margin-left: 10px;
    margin-top: 15px;
}
.learn-way{
    margin-top: 10px;
}
.learn-way>input[type="radio"]{
    display: none;
}
.learn-way>label{
    position: relative;
    padding-left: 20px;
    box-sizing: border-box;
}
.learn-way>label::before{
    content: "";
    position: absolute;
    left: 0px;
    top: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: #342827;
    border: 2px white solid;
    box-sizing: border-box;
}
.learn-way>label::after{
    content: "";
    position: absolute;
    width: 8px;
    height: 8px;
    top: 7px;
    left: 5px;
    border-radius: 50%;
    background-color: #342827;
}
.learn-way>input[type="radio"]:checked+label{
    color: #9ab593;
}
.learn-way>input[type="radio"]:checked+label::before{
    border: 2px #9ab593 solid;
}
.learn-way>input[type="radio"]:checked+label::after{
    background-color: #9ab593;
}
.other>textarea{
    width: 570px;
}
.other{
    display: none;
    margin-top: 10px;
}
.other>h4{
    margin-bottom: 10px;
}
.learn-way>input[type="radio"]:checked+label+.other{
    display: block;
}
/* 内容吸引 */
.attractive{
    margin-left: 10px;
    margin-top: 30px;
}
.attractive-item{
    margin-top: 10px;
}
.attractive-item>input[type="radio"]{
    display: none;
}
.attractive-item>label{
    position: relative;
    padding-left: 20px;
    box-sizing: border-box;
}
.attractive-item>label::before{
    content: "";
    position: absolute;
    left: 0px;
    top: 2px;
    width: 18px;
    height: 18px;
    border-radius: 2px;
    background-color: #342827;
    border: 2px white solid;
    box-sizing: border-box;
}
.attractive-item>label::after{
    content: "";
    position: absolute;
    left: 5px;
    top: 7px;
    width: 8px;
    height: 8px;
    background-color: #342827;
    box-sizing: border-box;
}
.attractive-item>input[type="radio"]:checked+label{
    color: #9ab593;
}
.attractive-item>input[type="radio"]:checked+label::before{
    border: 2px #9ab593 solid;
}
.attractive-item>input[type="radio"]:checked+label::after{
    background-color: #9ab593;
}
/* 省份 */
.province{
    margin-top: 25px;
    margin-left: 10px;
}
.province>select{
    width: 350px;
    margin-top: 15px;
}
/* 我同意 */
.agreement{
    margin-top: 25px;
    margin-left: 10px;
}
.agreement>input[type="radio"]{
    display: none;
}
.agreement>label{
    position: relative;
    padding-left: 20px;
    box-sizing: border-box;
}
.agreement>label::before{
    content: "";
    position: absolute;
    left: 0px;
    top: 2px;
    width: 18px;
    height: 18px;
    border-radius: 2px;
    background-color: #342827;
    border: 2px white solid;
    box-sizing: border-box;
}
.agreement>label::after{
    content: "";
    position: absolute;
    left: 5px;
    top: 7px;
    width: 8px;
    height: 8px;
    background-color: #342827;
    box-sizing: border-box;
}
.agreement>input[type="radio"]:checked+label{
    color: #9ab593;
}
.agreement>input[type="radio"]:checked+label::before{
    border: 2px #9ab593 solid;
}
.agreement>input[type="radio"]:checked+label::after{
    background-color: #9ab593;
}
.press{
    display: none;
    margin-top: 15px;
}
.agreement>input[type="radio"]:checked+label+span+.press{
   display: block;
}